package com.jiyun.controller;

import com.jiyun.client.UserClient;
import com.jiyun.pojo.User;
import com.netflix.hystrix.contrib.javanica.annotation.DefaultProperties;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;



@RestController
@RequestMapping("/consumer")
@DefaultProperties(defaultFallback = "defaultFallback")
public class ConsumerController {

    @Autowired
    private RestTemplate restTemplate;

    @Autowired
    private DiscoveryClient discoveryClient;

    @Autowired
    private UserClient userClient;


    @GetMapping("/findById/{id}")
//  @HystrixCommand(fallbackMethod = "findByIdFallBack")
//    @HystrixCommand
    public User findById(@PathVariable("id") Long id) {
        //获取服务列表信息
        //List<ServiceInstance> instances = discoveryClient.getInstances("user-service");
        /*ServiceInstance serviceInstance = instances.get(0);
        String url="http://"+serviceInstance.getHost()+":"+serviceInstance.getPort()+"/user/findById/" + id;*/
      /**  if(id==1){
            throw new RuntimeException("服务端异常");
        }
        String url = "http://user-service/user/findById/" + id;
        String user = restTemplate.getForObject(url, String.class);

        return user;**/
       User user = userClient.queryById(id);
       return user;
    }

        public String findByIdFallBack(Long id){
            return "网络问题，请稍后重试";
        }

        public String defaultFallback () {
            return "默认服务降级逻辑执行了";
        }
    }
